The association’s figures are projections based on a survey of 17 companies that represent about half of the industry’s revenue. Publishers provided a detailed breakdown of their revenue on condition of anonymity.

For the first time, the data incorporated new sources of revenue that virtually didn’t exist for the industry a decade ago, including e-commerce, event hosting, and providing advertising agency-like services to local companies. These categories accounted for $3 billion in revenue in 2012.